Lighting fixture



FIG. 1 is a perspective view of the lighting fixture illustrated in its general environment as partially surrounding a bar and held in place by a clip, neither the bar nor the clip forming any part of the claimed design;

FIG. 2 is a cross-sectional view thereof, taken along the line 2—2 in FIG. 5;

FIG. 3 is a front view thereof, the rear view being identical;

FIG. 4 is a right side view thereof, the left side being identical;

FIG. 5 is a top view thereof that looks into the central open cavity;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a cross-sectional view thereof, taken along the line 7—7 in FIG. 5. 

The ornamental design for a lighting fixture, as shown and described. 